1993 Pontiac Grand Am SE 3.3L Poor Idle Quality, Surge, Stall, Poor Fuel Economy
This one came in surging so badly it would die at stops. Found bad MAF and IAC, replaced both and cleaned the IAC passages. Same problem after parts replaced, still no codes and it does run better but still surges. Unplugged TPS to check if it was possible an ...
FIX posted 3/16/2007
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Message Closed w/FIX
Vehicle Data1993 Pontiac Grand Am SE
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Message Closed w/FIX
Vehicle Data
1993 Pontiac Grand Am SE
VIN | 1G2NE14N5P |
Engine | 3.3 L / 6 cyl / GAS |
Trans | 3-speed Automatic |
Delivery | FI / PFI |
Emissions | FED |
Symptoms | Poor Idle Quality, Surge, Stall, Poor Fuel Economy |
Occurs | Always |